Sen. Saxby Chambliss

Sen. Saxby Chambliss

Alex Wong/Getty Images

U.S. Select Committee on Intelligence ranking member Sen. Saxby Chambliss (R-GA) speaks to members of the media after a hearing on the Benghazi attack November 16, 2012 on Capitol Hill in Washington, DC. Former Central Intelligence Agency (CIA) Director David Petraeus testified before the committee about the September 11 attacks on the American diplomatic compound in Benghazi, Libya, that killed Ambassador Christopher Stevens and three other Americans.

U.S. Select Committee on Intelligence ranking member Sen. Saxby Chambliss (R-GA) speaks to members of the media after a hearing on the Benghazi attack November 16, 2012 on Capitol Hill in Washington, DC. Former Central Intelligence Agency (CIA) Director David Petraeus testified before the committee about the September 11 attacks on the American diplomatic compound in Benghazi, Libya, that killed Ambassador Christopher Stevens and three other Americans. (Alex Wong/Getty Images)

U.S. Select Committee on Intelligence ranking member Sen. Saxby Chambliss (R-GA) speaks to members of the media after a hearing on the Benghazi attack November 16, 2012 on Capitol Hill in Washington, DC. Former Central Intelligence Agency (CIA) Director David Petraeus testified before the committee about the September 11 attacks on the American diplomatic compound in Benghazi, Libya, that killed Ambassador Christopher Stevens and three other Americans.